Neoplastic Process
thymus neoplasm
thy·mus ne·o·plasm [ thahy-muhs nee-uh-plaz-uhm ]
Subclass of:
Thoracic Neoplasms; Lymphatic Diseases
Definitions related to thymus neoplasms:
  • A neoplasm that affects the thymus. Representative examples include thymoma and carcinoma.
    NCI
    U.S. National Cancer Institute, 2021
  • New abnormal thymus tissue that grows by excessive cellular division and proliferation more rapidly than normal and continues to grow after the stimuli that initiated the new growth cease.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • Tumors or cancer of the THYMUS GLAND.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • (neoplasm of the thymus) A tumor (abnormal growth of tissue) of the thymus.
    Human Phenotype Ontology (HPO)
    The Human Phenotype Ontology Project, 2025
  • The thymus gland is located in the anterior portion of the mediastinum. Various tumors, cysts, and other abnormalities related to the thymus can develop.
    Medscape
    WebMD, 2025
  • Thymic tumors are rare, although they are the most common anterior mediastinal tumors in adults. Thymomas account for the majority of thymic neoplasms. Common presenting symptoms include chest discomfort, cough, and muscle weakness involving ocular, facial, oropharyngeal and respiratory, and/or limb muscles due to associated myasthenia...
    Epocrates
    Athenahealth, Inc., 2019
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.